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从今以后,你可以躺在光影斑驳的树荫下,悠闲地发送电子邮件或者浏览网页了。尽管Wi-Fi承诺给我们自由一我们可以带着笔记本电脑和PDA随意移动,再也无需把它们固定在办公桌上。然而,绝大多数无线路由器来的有效工作范围都只有100米左右,而且由于其他无线设备的干扰和墙壁的屏蔽,实际的工作范围还要比这个数字小得多。也就是说,Wi-Fi信号在到达院子的时候很可能已经微弱得根本接收不到了。为了能在院子里的树荫下上网,
From now on, you can lie in the shade of light and shadow, send a leisurely email or browse the web. Although Wi-Fi promises to give us freedom, we can move around with our laptops and PDAs and never have to fix them on our desks. However, the vast majority of wireless routers come with an effective operating range of only about 100 meters, and because of the interference of other wireless devices and the shielding of walls, the actual working range is still much smaller than this figure. In other words, the Wi-Fi signal is likely to be too weak to reach the yard when it arrives. In order to be able to access the internet in the shade of the yard,